Experiments: Genetics

Pedigree

Draw a pedigree (family tree) of a family beginning with both paternal and
maternal grandparents. The paternal grandparents have three children - a
son followed by two daughters. The maternal grandparents have only one
son. The younger daughter of the paternal grandparents marries the only
son of the maternal grandparents. They have two children - a boy and a
girl.